Danh mục: Blog

Dao cắt trục quay hàn hợp kim Tungsten Carbide giúp tăng thời gian vận hành GFRP

By Tommy Tang (Senior Sales Engineer, Nanjing METAL Industrial). 12 years in slitting & industrial cutting applications. Certifications: CSE, CME, Six Sigma Green Belt, PMP. Introduction Glass fiber–reinforced polymers (GFRP) are unforgiving on cutting edges. Hard, silica-based fibers abrade the knife, rounding the edge and seeding micro‑chips that show up as tails and later break […]

Hướng dẫn sử dụng dao cắt trục quay xoắn để cắt tốc độ cao êm ái hơn

In strand pelletizing, polymer strands are guided into a rotary cutter that shears them against a fixed bed knife to create consistent pellets. A helical rotary cutter uses spiral knives rather than straight edges, so the cut occurs progressively along a helix instead of across the full width at once. At high RPM, this progressive […]

Dao máy cắt hạt nhựa trục quay chuẩn OEM — Phù hợp cho các hệ thống Gala, MAAG và Scheer

If you’re responsible for equipment, process, or purchasing on a strand pelletizer (MAAG Automatik/Scheer) or you maintain underwater systems (Gala/MAAG) as a secondary line, this guide is for you. OEM‑equivalent fit is what protects uptime and pellet quality: the moment OD/ID, thickness, bolt circle, or bore/pin fits drift, you get tails, rising fines, and more […]

Dao máy cắt hạt nhựa trục quay cho GF-PA66 — Từ thiết kế đến hiệu suất

GF‑PA66 loads a cutting edge the way sand loads a pump: glass fibers abrade, heat accelerates softening at the land, and any loss of geometry shows up immediately as fines, tails, or unstable pellet length. That is why rotor plastic pelletizer blades working on glass‑filled nylon demand higher wear resistance, tougher micro‑edges, and tighter control […]

Dao máy cắt hạt nhựa trục quay bền hơn với công nghệ hàn hợp kim cứng

If you run underwater pelletizing on PP or PE, you feel blade life in your uptime, pellet geometry, and cost per ton. When blades hold a clean edge longer, you swap less, stabilize pellet length and roundness, and trim changeover hours. Failures usually start in a few familiar places: steady abrasion from fillers and pigments, […]

Dao máy cắt hạt nhựa trục quay với thiết kế cắt xoắn giúp tăng chất lượng hạt

Helical or “rolling” scissor action in pelletizer knives changes how a cut is made. Instead of a perpendicular impact, the blade engages progressively along a helix, distributing load and slicing strands more cleanly. Plants that tune for this mechanism typically aim for tighter length-to-diameter (L/D) distributions, fewer fines and tails, longer knife life, and steadier […]

Tại sao các OEM toàn cầu tin tưởng các nhà cung cấp nhà máy dao máy cắt hạt nhựa tại Trung Quốc

Global OEM engineering, procurement, and supply chain teams turn to China pelletizer blade factory suppliers when they need repeatable quality, auditable processes, and dependable delivery without runaway total cost of ownership (TCO). This guide is for R&D and process engineers validating knife performance at the die face, sourcing managers writing RFQs, and supplier quality leaders […]

Ngăn chặn tình trạng hạt nhựa bị dính chùm bằng cách tối ưu hóa góc dao

Introduction Clustered pellets—twins, triplets, and fused agglomerates—waste throughput, jam dryers and classifiers, and jeopardize customer quality claims. In underwater and die-face pelletizing, most clustering traces back to pellets leaving the die too hot or tacky, insufficient or unstable quench, or imperfect severance at the die face. Blade geometry sits at the heart of clean severance: […]

Cách chọn dao cắt hạt nhựa nóng cho dây chuyền PE/PP làm mát bằng không khí

Selecting the right hot face pelletizing blades for air-cooled PE/PP isn’t just about material names on a quote. The right choice directly lowers tails and fines, stabilizes cut quality across shifts, and keeps uptime predictable so your total cost of ownership (TCO) tracks to plan. This guide shows you how to specify blade substrate, hardness, […]

Dao máy cắt hạt nhựa chống mài mòn trong nhựa gia cường sợi thủy tinh

Introduction Glass fibers turn an ordinary polyolefin run into an abrasive slurry. Each chopped strand behaves like a microscopic file, accelerating edge rounding on blades and carving faint grooves into the die face. The result? Rising fines and tails, growing vibration, and more frequent blade swaps or regrinds. In die-face/water-ring (underwater) pelletizing of PP/PE with […]